<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@ include file="a.header.jsp" %>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head> 
 <body>

<input type="text" id="childusername">
<script>

layui.use('table', function(){
  var table = layui.table;
  $=layui.$;		//layui内置的jquery  
} )
function callbackdata(){
	             var cdata = {
	                  username: 'zhangfj',
	                  age:12,
	                  address:'广州'
	              };
	              return cdata;
} 
</script>
</body>

</html>